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wireless transmission
He experimented with sending and receiving electrical waves wirelessly -
first wireless communicaiton
marconi sends the first radio signal -
audion tube
the audio tube was invented to boost the radios signal -
kaka
kdka was the first radio station was made in Pittsburgh -
FCC
The Federal Radio Commissions, later called the FCC, was made to clear up the radio waves -
First advertisements
the first commercial was for an apartment complex -
golden era of radio
from the 1930s to 1940s radio was used to entertain people -
Tv
tv was made and so they started putting music on radios -
FM
Edwin Armstrong creates FM radio to allow high dynamic range of music